Upsonic 0.71.6 contains a remote code execution vulnerability in its MCP server/task creation functionality. The application allows users to define MCP tasks with arbitrary command and args values. Although an allowlist exists, certain allowed commands (npm, npx) accept argument flags that enable execution of arbitrary OS commands. Maliciously crafted MCP tasks may lead to remote code execution with the privileges of the Upsonic process. In version 0.72.0 Upsonic added a warning about using Stdio servers being able to execute commands directly on the machine.
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Affected Vendors & Products
Advisories
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Fixes
Solution
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Workaround
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References
History
Wed, 15 Apr 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Upsonic 0.71.6 contains a remote code execution vulnerability in its MCP server/task creation functionality. The application allows users to define MCP tasks with arbitrary command and args values. Although an allowlist exists, certain allowed commands (npm, npx) accept argument flags that enable execution of arbitrary OS commands. Maliciously crafted MCP tasks may lead to remote code execution with the privileges of the Upsonic process. In version 0.72.0 Upsonic added a warning about using Stdio servers being able to execute commands directly on the machine. | |
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-04-15T14:54:37.529Z
Reserved: 2026-03-04T00:00:00.000Z
Link: CVE-2026-30625
No data.
Status : Received
Published: 2026-04-15T16:16:36.787
Modified: 2026-04-15T16:16:36.787
Link: CVE-2026-30625
No data.
OpenCVE Enrichment
No data.
Weaknesses
No weakness.